[royale-website] branch develop updated: Create server.js

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okrueger pushed a commit to branch develop
in repository https://gitbox.apache.org/repos/asf/royale-website.git


The following commit(s) were added to refs/heads/develop by this push:
     new 7e5415c  Create server.js
7e5415c is described below

commit 7e5415c883247d0aa08de3f269f0b1fcbaf5de78
Author: Olaf Krueger <ma...@olafkrueger.net>
AuthorDate: Wed Dec 20 22:09:56 2017 +0100

    Create server.js
---
 try-it-now/server/server.js | 158 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 158 insertions(+)

diff --git a/try-it-now/server/server.js b/try-it-now/server/server.js
new file mode 100644
index 0000000..a440923
--- /dev/null
+++ b/try-it-now/server/server.js
@@ -0,0 +1,158 @@
+////////////////////////////////////////////////////////////////////////////////
+//
+//  Licensed to the Apache Software Foundation (ASF) under one or more
+//  contributor license agreements.  See the NOTICE file distributed with
+//  this work for additional information regarding copyright ownership.
+//  The ASF licenses this file to You under the Apache License, Version 2.0
+//  (the "License"); you may not use this file except in compliance with
+//  the License.  You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+//  Unless required by applicable law or agreed to in writing, software
+//  distributed under the License is distributed on an "AS IS" BASIS,
+//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//  See the License for the specific language governing permissions and
+//  limitations under the License.
+//
+////////////////////////////////////////////////////////////////////////////////
+
+// http://restify.com/
+var restify = require('restify');
+
+// https://www.npmjs.com/package/uuid
+var uuidV1 = require('uuid/v1');
+
+// The fs module is build-in with NodeJS
+var fs = require('fs');
+
+
+// Define some constants
+const sdkPath = "C:/local/apache-royale/sdks/apache-royale-jsonly-0.9.0-bin";
+const projectRootURL = "http://localhost:8080";
+const targetDirName = "static";
+const compilerOutputFilename = "compilerOutput.txt";
+const compilerErrorFilename = "compilerError.txt";
+
+// Create Restify server
+var server = restify.createServer();
+
+// Enable body parser in order to be able to parse payload
+server.use(restify.plugins.bodyParser());
+
+// Define endpoint
+server.post('/apache/royale/compiler/targets/html', compile);
+
+// Serve generated static files
+server.get(/\/static\/?.*/, restify.plugins.serveStatic({
+    directory: __dirname
+}));
+
+
+/**
+ * Build compiler command... mostly hardcoded for now
+ * 
+ * @param {String} targetFile  Full qualified target file (Main.mxml)
+ * @param {String} sourcePath  Absoulte project src path
+ * 
+ * @returns {String}
+ */
+function buildCompilerCommand(sourcePath, targetFile) {
+
+    // Concatenate compiler command
+    var command = sdkPath + "/royale-asjs/js/bin/mxmlc.bat" +
+                    " -source-path+=\"" + sourcePath + "\"" +
+                    " -targets=JSRoyale" + 
+                    " -locale=en_US" +
+                    " -external-library-path+=\"" + sdkPath + "/royale-asjs/js/libs/js.swc\"" + 
+                    " -allow-subclass-overrides=true" +
+                    " \"" + targetFile + "\"";
+    return command;
+}
+
+
+/**
+ * Create Royale project
+ * 
+ * @param {String} uuid 
+ * @param {String} sourceCode  Royale project source code (MXML/AS3)
+ * @returns {object} 
+ */
+function createProject(uuid, sourceCode) {
+
+    var projectPath = __dirname + "/" + targetDirName + "/" + uuid;
+    var projectPathSrc = projectPath + "/src";
+    var targetFile = projectPathSrc + "/Main.mxml";
+
+    var targets = {projectPath: projectPath, 
+                    projectPathSrc: projectPathSrc, 
+                    targetFile: targetFile,
+                    projectURL: projectRootURL + "/" + targetDirName + "/" + uuid + "/bin/js-debug/index.html"};
+
+    
+    if (!fs.existsSync(targetDirName)){
+        fs.mkdirSync(targetDirName);
+    }
+
+    // Create unique project directory where the compiled Royale code lives
+    if (!fs.existsSync(targets.projectPath)){
+        fs.mkdirSync(targets.projectPath);
+    }
+
+    // Create project source directory
+    if (!fs.existsSync(targets.projectPathSrc)){
+        fs.mkdirSync(targets.projectPathSrc);
+    }    
+
+    // Create file 'Main.mxml' including source code from payload
+    fs.appendFileSync(targets.targetFile, sourceCode);
+
+    return targets;
+}
+
+
+/**
+ * Compile Royale project and response with payload
+ * 
+ * @param {*} req 
+ * @param {*} res 
+ * @param {*} next 
+ */
+function compile(req, res, next) {
+        
+    // Create UUID for directory naming
+    var uuid = uuidV1(); 
+
+    // Create project dirs and target file
+    var targets = createProject(uuid, req.body.source);
+
+    // Build compiler command
+    var cmd = buildCompilerCommand(targets.projectPathSrc, targets.targetFile);
+
+    // @see: https://nodejs.org/api/child_process.html
+    var exec = require('child_process').exec;
+
+    exec(cmd, function(error, stdout, stderr) {
+
+        // Create compiler output file
+        fs.appendFileSync(targets.projectPath + "/" + compilerOutputFilename, stdout);
+
+        // Create compiler error file
+        fs.appendFileSync(targets.projectPath + "/" + compilerErrorFilename, stderr);        
+
+        // command output is in stdout
+        var obj = new Object();
+        obj._id = uuid;
+        obj.projectURL = targets.projectURL;
+        obj.compilerOutputURL  = projectRootURL + "/" + targetDirName + "/" + uuid + "/" + compilerOutputFilename;
+        obj.errorURL = projectRootURL + "/" + targetDirName + "/" + uuid + "/" + compilerErrorFilename;
+
+        // No need to stringify the response here
+        res.send(obj);
+        next();
+    });
+}
+
+server.listen(8080, function() {
+  console.log('%s listening at %s', server.name, server.url);
+});

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